You are a stock trader, right? There is no such variety in stock software, but everything in futures software, such as Wenhua and Boyi, has real-time market sources of foreign exchange and precious metals. You can download a set of software from the website of any futures company and watch the disk. Gold has risen well recently!
If it is an institution, it can be purchased from the provider of a special real-time market interface. For example, the real-time market API interface of Microsystems needs to be used by specialized software developers.